Fastlane – example how to increment versions based on package.json

Fastlane

# ios

match(...)
package = load_json(json_path: "../package.json")
increment_version_number(version_number: package["version"])
increment_build_number(build_number: ENV["CIRCLE_BUILD_NUM"] || 1)

# android

package = load_json(json_path: "../package.json")
gradle(
  task: "assembleRelease",
  properties: {
    'versionName' => package["version"] || "1.1",
    'versionCode' => ENV["CIRCLE_BUILD_NUM"] || 1
  }
)